<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>QQ音乐</title>
    <script language="JavaScript" src="http://y.qq.com/component/m/qmfe-security-sign/index.umd.js?max_age=2592000">
    </script>
    <script>
        function requestSign(params) {
            var c='{"detail":{"module":"musicToplist.ToplistInfoServer","method":"GetDetail","param":{"topId":62,"offset":0,"num":300,"period":"2020-09-03"}},"comm":{"ct":24,"cv":0}}';
            var x=getSecuritySign(c);
            alert(x);
        };
        //document.onload=requestSign();
    </script>
</head>
<body>
<input type="button" value="ok" onclick="javascript:requestSign('123')">
<div id="vvv"></div>
</body>
</html>